N,N'-Di-sec-butyl-p-phenylenediamine from Mexico
Aliphatic-aromatic diamine antioxidant for lubricants and rubber. Classifies 2929.90.50 as other nitrogen-function compound with mixed substitution pattern. Chemically defined per Chapter notes.
Duty Rate — Mexico → United States
16.5%
Rate breakdown
9903.05.5510%Section 301 (forced labor) — additional 10% ad valorem on products of Mexico
Import Tips
• Specify alkyl chain configuration; Distinguish from polymer dispersions; Oxidative stability test supports classification